<template>
		<div class="mui-numbox" data-numbox-min='1' style="height:25px">
					<button class="mui-btn mui-btn-numbox-minus" type="button">-</button>
					<input id="test" class="mui-input-numbox" type="number" :value="initcount"  @change="countChanged" ref="numbox" readonly />
					<button class="mui-btn mui-btn-numbox-plus" type="button">+</button>
        </div>
</template>

<script>
import mui from '../../lib/mui/js/mui.min.js'

export default {
	mounted(){
		// 初始化数字选择框
		mui(".mui-numbox").numbox()
	},
	methods:{
		countChanged(){
            // 数量改变了
            // 每当数量值改变，则立即把最新的数量同步到购物车的store中，覆盖之前的数量值
            this.$store.commit('updateGoodsInfo',{
                id:this.goodsid,
                count:this.$refs.numbox.value
            })
		}
    },
    props:['initcount','goodsid']
}
</script>

<style lang="scss" scoped>

</style>
